Home / 4,150.20-6,226.51-1,228.58

Finding the Fourth Proportional to 4,150.20, 6,226.51 and 1,228.58

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Solution

The fourth proportional to 4,150.20, 6,226.51 and 1,228.58 is: 1,843.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150.20 : 6,226.51 = 1,228.58 : x
  2. Step 2: Convert to fraction form
    4,150.20/6,226.51 = 1,228.58/x
  3. Step 3: Cross multiply
    4,150.20x = 6,226.51 × 1,228.58
  4. Step 4: Simplify right side
    4,150.20x = 7,649,743.05
  5. Step 5: Solve for x
    x = 7,649,743.05/4,150.20
  6. Step 6: Final answer
    x = 1,843.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.